A group of communists, imprisoned in pre-war Yugoslavian dungeon, decides to escape when the war breaks out, having fears of possible shootings. Tunnel digging starts, but water endangers the way. The only solution is ...展开to assault the guards. In that feverish atmosphere, old dilemmas come to surface. One of the prisoners, bothered by betrayal complex, doesn't want to escape to freedom, thinking he doesn't deserve to be a revolutionary. And, while others are prepaing to make their desperate attempt, he, looking for death, discovers that water is gone from the tunnel. The path to freedom is now open.